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\chapter*{Acknowledgements}

Microsoft, Windows, and the Windows logo are registered trademarks of Microsoft Corporation in the United States and other countries.

Apple, Mac, and macOS are trademarks of Apple Inc., registered in the U.S. and other countries.

GitHub is a trademark of GitHub Inc.

Unless noted otherwise, all icons are either part of {\Tw} or part of the Tango Icon Library (\url{http://tango.freedesktop.org/Tango_Icon_Library}).

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\bibitem{dkn1}\textbf{D. Knuth}, \textsl{The \TeX book}, Addison Wesley, 1986-1992

\bibitem{dkn2}\textbf{D. Knuth}, \textsl{The METAFONT book}, Addison Wesley, 1986-1992

\bibitem{lla}\textbf{L. Lamport}, \textsl{\LaTeX: A Document Preparation System}, Addison Wesley, 1985 (\LaTeX\ 2.09), 1994 (\LaTeXe)

\bibitem{gms}\textbf{M. Goossens, F. Mittelbach \& A. Samarin}, \textsl{The \LaTeX\ Companion}, Addison Wesley, 1994

\bibitem{xetmain}\textbf{M. Goossens}, \textsl{The XeTeX Companion}, July 2009, \url{http://xml.web.cern.ch/XML/lgc2/xetexmain.pdf}

\bibitem{xetshol}\textbf{D. J. Perry}, \textsl{Creating Scholarly Multilingual Documents Using Unicode, OpenType, and XeTeX}, June 2009, \url{http://scholarsfonts.net/xetextt.pdf}

\end{thebibliography}

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